The treatment of evaporated condensate containing ammonia nitrogen is a general difficulty problem for manufacturing enterprises of amino acid, medicine, food, and chemical industries. In these industries, there is a high level of ammonia ni...
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There are many natural active polysaccharides in marine organisms, which can be divided into three categories according to their sources: seaweed polysaccharides, marine animal polysaccharides and marine microbial polysaccharides. Many of th...
Bio-pharmaceuticals refers to the manufacture of products from organisms, biological tissues, cells and body fluids, etc. by comprehensive utilization of the research results, scientific principles and methods of microbiology, biology, medic...
